# Chapter 1 - Linear Functions and Change - 1.2 Rate of Change - Exercises and Problems for Section 1.2 - Skill Refresher - Page 14: S3

-2

#### Work Step by Step

For the numerator (top half of fraction): -3 minus -9 gives 6 Then, for the denominator (bottom half), -1 minus 2 gives -3. Then, we get the fraction 6/-3, and that simplifies to -2.

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